| /* |
| * NET Generic infrastructure for Network protocols. |
| * |
| * Authors: Arnaldo Carvalho de Melo <acme@conectiva.com.br> |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version |
| * 2 of the License, or (at your option) any later version. |
| */ |
| #ifndef _TIMEWAIT_SOCK_H |
| #define _TIMEWAIT_SOCK_H |
| |
| #include <linux/slab.h> |
| #include <net/sock.h> |
| |
| struct timewait_sock_ops { |
| struct kmem_cache *twsk_slab; |
| unsigned int twsk_obj_size; |
| int (*twsk_unique)(struct sock *sk, |
| struct sock *sktw, void *twp); |
| void (*twsk_destructor)(struct sock *sk); |
| }; |
| |
| static inline int twsk_unique(struct sock *sk, struct sock *sktw, void *twp) |
| { |
| if (sk->sk_prot->twsk_prot->twsk_unique != NULL) |
| return sk->sk_prot->twsk_prot->twsk_unique(sk, sktw, twp); |
| return 0; |
| } |
| |
| static inline void twsk_destructor(struct sock *sk) |
| { |
| BUG_ON(sk == NULL); |
| BUG_ON(sk->sk_prot == NULL); |
| BUG_ON(sk->sk_prot->twsk_prot == NULL); |
| if (sk->sk_prot->twsk_prot->twsk_destructor != NULL) |
| sk->sk_prot->twsk_prot->twsk_destructor(sk); |
| } |
| |
| #endif /* _TIMEWAIT_SOCK_H */ |